﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace CSharpUtils.Streams
{
    abstract public class FilterStream : Stream
    {
        public Stream ParentStream;

        public FilterStream(Stream ParentStream)
        {
            this.ParentStream = ParentStream;
        }

        public override bool CanRead
        {
            get { return ParentStream.CanRead; }
        }

        public override bool CanSeek
        {
            get { return ParentStream.CanSeek; }
        }

        public override bool CanWrite
        {
            get { return ParentStream.CanWrite; }
        }

        public override void Flush()
        {
            ParentStream.Flush();
        }

        public override long Length
        {
            get { return ParentStream.Length; }
        }

        public override long Position
        {
            get
            {
                return ParentStream.Position;
            }
            set
            {
                ParentStream.Position = value;
            }
        }

        public override int Read(byte[] buffer, int offset, int count)
        {
            return ParentStream.Read(buffer, offset, count);
        }

        public override long Seek(long offset, SeekOrigin origin)
        {
            return ParentStream.Seek(offset, origin);
        }

        public override void SetLength(long value)
        {
            ParentStream.SetLength(value);
        }

        public override void Write(byte[] buffer, int offset, int count)
        {
            ParentStream.Write(buffer, offset, count);
        }
    }
}
